Vermont Casting DTV38s2 Vertical Through-the-Roof Applications Use of Restrictor Plate, 20011957

3.Install the two (2) short brackets, using sheet metal screws, at the top right and left corners of the fire- place window frame. (Fig. 27) NOTE: If top corners of the window frame do not have two (2) pre-drilled holes, you must drill these holes per Step 4.

4.For window frames not having pre-drilled holes: Align the short brackets so the edge of the bracket is exactly aligned with the side edge of the fireplace window’s top flange, as shown in Figure 28. Mark the location of the holes using a pencil mark through the bracket holes. Drill 1/8” holes at each of the four

(4)locations. Mount brackets using four (4) sheet metal screws.

5.Set the Vista door assembly provided with your kit in front of the glass frame assembly on the fireplace (the outside side).

6.Have the machine screws provided with the kit within reach.

7.Slide the Vista door assembly over the fireplace win- dow frame aligning the four (4) holes with the four

(4)brackets.

8.Using the machine screws, attach the Vista door to the four (4) brackets. Do not overtighten.

WARNING: The glass frame assembly pro- vided with the fireplace must be left in place for proper operation. Failure to do so could cause property damage and malfunction of the fireplace.

Glass	U-Shaped Bracket
	Drill Holes for Vista Door
Assembly
Flange	Here
	Surround Opening
	Edge
	Glass Assembly
	Frame

Chateau™ Direct Vent Gas Fireplace

Vertical Through-the-Roof

Applications

Use of Restrictor Plate

for Vertical Venting Application

The primary purpose for the vent restrictor is to regain flame height under certain venting conditions as outlined below.

Flue Restrictor Plate Installation

Refer to Page 18 for your venting configuration and combination of restrictor plate requirement.

Flue Restrictor Plate Guide

Typical Applications	NG	LP
SK8DVSK or
2’ (610mm) vertical,
2’ (610mm) horizontal	None	None
4’ (1.2m) vertical,		4¹⁄₂” flue
10’ (3m) horizontal,	None	restrictor
8’ (2.4m) vertical
12’ (3.7m) vertical & greater	6³⁄₄” flue	6³⁄₄” flue
	restrictor	restrictor
Restrictor Plate Installation

Using the two (2) screws provided along with the flue restictor plate shipped with the logset, fasten the restrictor plate to the firebox top through the front of the unit. (Fig. 29)

Flue Opening

Restrictor

Plate

Sheet Metal

Screws

Glass

KT784

FP1364a

DVT38S2

Use tin snips to cut along outer slots to make 4¹⁄₂” (114 mm) restrictor plate. (Refer to Page 18)

Fig. 28 Vista door top hole locations.

Fig. 29 Restrictor plate location.

NOTE: The joints of the inner pipe (flue pipe) must be taped with 550°F or higher temperature metal adhesive tape that meets the requirements of F.A.R. 25.853(a). High temperature sealant milpack or stove cement of 550°F or higher could be used instead. The joints of The outer pipe (fresh air pipe) must be taped with 315°F or higher temperature metal adhesive tape or the use of high temperature milpack or stove cement would be ap-

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